Update #1 (01/10/2018)
=========================
1) An initial "Library" folder containing Astrodyanamics source codes has been uploaded on CANVAS.
2) These source codes have been developed by Julio C�sar Benavides, Ph.D., who is an Associate Professor of Aerospace Engineering at the Prescott Campus of Embry-Riddle Aeronautical University.
3) These source codes may only be used by students who have completed or are currently enrolled in AE 428 (Advanced Space Mechanics).
4) Anyone who wishes to use these source codes, but who does not meet the requirements given by statement 3, must first request and then receive permission from Dr. Benavides electronically (julio.benavides1@erau.edu) before using the source codes.
5) Please add Dr. Benavides as a reference when using these source codes for homeworks, exams, and research.
6) The initial libray includes the following codes:
    A) "AnimateGroundTrack.m"
    B) "AnimateOrbit.m"
    C) "CalendarDate.m"
    D) "CoeToState.m"
    E) "JulianDate.m"
    F) "PlotCoe.m"
    G) "PlotGroundTrack.m"
    H) "PlotOrbit.m"
    I) "R2BPCartesianModel.m"
    J) "R2BPSimulation.m"
    K) "StateToCoe.m"
    L) "Earth.bmp"
    M) "Earth2.jpg"


Update #2 (01/11/2018)
=========================
1) "AnimateOrbit.m" has been updated.  Colors were changed to improve visualization.  Fonts were updated to improve readability.
2) "AnimateGroundTrack.m" has been updated.  Colors were changed to improve visualization.  Fonts were updated to improve readability.
3) "Deg2Dms.m" was added to the library.
4) "Dms2Deg.m" was added to the library.
5) "EcefToEcef.m" was added to the library.
6) "EciToEcef.m" was added to the library.


Update #3 (01/29/2018)
=========================
1) "InclinationChange.m" was added to the library.
2) "KelplerElliptic.m" was added to the library.


Update #4 (02/05/2018)
=========================
1) "Pqw2Eci.m" was added to the library.
2) "Rotation.m" was added to the library.
3) "Coe2State.m" has replaced "CoeToState.m".


Update #5 (02/09/2018)
=========================
1) "PlotOrbit.m" has been updated to include a toolbar.  The window can now be resized as well.
2) "InclinationChange.m" has been updated after severe bugs were fixed.  The file now works exclusively in ECI coordinates.


Update #6 (02/21/2018)
=========================
1) "Ecef2Sez.m" has replaced "EcefToSez.m".
2) "Eci2Ecef.m" has replaced "EciToEcef.m".
3) "State2Coe.m" has replaced "StateToCoe.m".
4) "R2BPSimulation.m" has been renamed "R2bpSimulation.m".
5) "R2BPCartesianModel.m" has been renamed "R2bpCartesianModel.m".
6) "NBody.m" was added to the library.


Update #7 (03/02/2018)
=========================
1) "HohmannNonPlanar.m" was added to the library.
2) "HohmannPlanar.m" was added to the library.


Update #8 (04/05/2018)
=========================
1) "LambertTi.m" was added to the library.
2) "LambertTd.m" was added to the library.
3) "Earth2.jpg" was removed from the library.
4) "Moon.bmp" has been added to the library.




